Debt - Senior Notes Carrying Amount (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Details for the Senior Notes
Total	$ 604,747	$ 547,784
Senior Notes | 6.125% Senior Notes
Details for the Senior Notes
Principal balance	550,000	550,000
Less: debt issue cost	157	1,120
Less: debt discount	96	1,096
Total	$ 549,747	$ 547,784